卵巢囊肿患者手术前留置导尿管的目的是()。
A. 保持会阴部清洁干燥
B. 收集无菌尿标本做细菌培养
C. 测定残余尿
D. 避免术中误伤膀胱
E. 避免出现尿潴留
According to the passage which of the following is NOT true？
About 2 million metric tons of garbage is burned in some power plants in Paris, France each year.
B. In a modem society, more and more garbage is produced each year.
C. Using garbage is a good way to solve the problem of energy shortage.
D. It will be too expensive to use garbage as an energy source.
W： Have you had the brakes(刹车）and tires(轮胎）checked？ And do you have enough money.
M：_________
A. No. r m going to buy some brakes and tires.
B. I’ve taken care of everything and I’m sure it’s going to be a wonderful trip.
C. I’11 buy some traveler’s checks for my trip.
D. I have finished the brakes and tires and I have no problem with money.
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